Home / 72,389,282,840.79-108,599,632,476.46-22,023,407,678.74

Finding the Fourth Proportional to 72,389,282,840.79, 108,599,632,476.46 and 22,023,407,678.74

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Solution

The fourth proportional to 72,389,282,840.79, 108,599,632,476.46 and 22,023,407,678.74 is: 33,039,890,518.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,389,282,840.79 : 108,599,632,476.46 = 22,023,407,678.74 : x
  2. Step 2: Convert to fraction form
    72,389,282,840.79/108,599,632,476.46 = 22,023,407,678.74/x
  3. Step 3: Cross multiply
    72,389,282,840.79x = 108,599,632,476.46 × 22,023,407,678.74
  4. Step 4: Simplify right side
    72,389,282,840.79x = 2,391,733,979,790,411,563,008
  5. Step 5: Solve for x
    x = 2,391,733,979,790,411,563,008/72,389,282,840.79
  6. Step 6: Final answer
    x = 33,039,890,518.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.